/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   p_args_len.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: rbousset <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2020/02/14 17:19:27 by rbousset          #+#    #+#             */
/*   Updated: 2020/02/14 17:19:29 by rbousset         ###   ########lyon.fr   */
/*                                                                            */
/* ************************************************************************** */

#include <libft.h>
#include <stddef.h>

#include "d_define.h"
#include "u_parse.h"
#include "u_utils.h"

static t_bool
	p_meet_whitespace(const char *head, char *ptr, t_quote_mode mode)
{
	if (mode == Q_NONE && u_is_not_escaped(head, ptr) == TRUE)
	{
		return (TRUE);
	}
	return (FALSE);
}

size_t
	p_arg_len(const char word[], const size_t start)
{
	t_quote_mode	mode;
	char			*ptr;
	size_t			end;
	t_bool			terminate;

	mode = Q_NONE;
	end = start;
	ptr = (char*)word + start;
	terminate = FALSE;
	while (*ptr != C_NUL && terminate == FALSE)
	{
		if (*ptr == C_DQUOTE)
			mode = u_meet_dquote(word, ptr, mode);
		else if (*ptr == C_SQUOTE)
			mode = u_meet_squote(word, ptr, mode);
		else if (ft_iswhitespace(*ptr))
			terminate = p_meet_whitespace(word, ptr, mode);
		ptr++;
	}
	ptr -= 1;
	return (ptr - word);
}